spheraster

noun
spher·aster | \(ˈ)sfi¦rastə(r)\
plural -s

Definition of spheraster 

: a many-rayed sponge spicule with a spherical central body

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History and Etymology for spheraster

New Latin, from sphaer- + -aster

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Dictionary Entries near spheraster

spher-

spheral

spherality

spheraster

spheration

sphere

-sphere

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